Vaccines: Last Week Tonight with John Oliver (HBO)

The benefits of vaccines far outweigh the minuscule risks, but some parents still question their safety. John Oliver discusses why some people may still feel uncertainty about childhood vaccinations.Connect with Last Week Tonight online...Subscribe to the Last Week Tonight YouTube channel for more almost news as it almost happens: www.youtube.com/user/LastWeekTonightFind Last Week Tonight on Facebook like your mom would: http://Facebook.com/LastWeekTonightFollow us on Twitter for news about jokes and jokes about news: http://Twitter.com/LastWeekTonightVisit our official site for all that other stuff at once: http://www.hbo.com/lastweektonight